Home / 26,679.55-40,031.09-14,196.64

Finding the Fourth Proportional to 26,679.55, 40,031.09 and 14,196.64

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Solution

The fourth proportional to 26,679.55, 40,031.09 and 14,196.64 is: 21,301.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,679.55 : 40,031.09 = 14,196.64 : x
  2. Step 2: Convert to fraction form
    26,679.55/40,031.09 = 14,196.64/x
  3. Step 3: Cross multiply
    26,679.55x = 40,031.09 × 14,196.64
  4. Step 4: Simplify right side
    26,679.55x = 568,306,973.54
  5. Step 5: Solve for x
    x = 568,306,973.54/26,679.55
  6. Step 6: Final answer
    x = 21,301.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.